TREA

Zarina Holding C.V.

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Organization

  • Amsterdam, NL
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Swimming pool cleaner discs and assemblies
    • Patent number 5,465,443
    • Issue date Nov 14, 1995
    • Zarina Holdings C.V.
    • Chris A. Rice
    • E04 - BUILDING
  • Information Patent Grant

    Swimming pool cleaner operating head
    • Patent number 5,450,645
    • Issue date Sep 19, 1995
    • Zarina Holdings, C.V.
    • David S. Atkins
    • E04 - BUILDING
  • Information Patent Grant

    Pool cleaner disc
    • Patent number 5,433,985
    • Issue date Jul 18, 1995
    • Zarina Holdings C.V.
    • David S. Atkins
    • E04 - BUILDING
  • Information Patent Grant

    Swimming pool cleaner discs
    • Patent number 5,421,054
    • Issue date Jun 6, 1995
    • Zarina Holding C.V.
    • Andrew W. Dawson
    • E04 - BUILDING
  • Information Patent Grant

    Swimming pool cleaner discs
    • Patent number 5,418,995
    • Issue date May 30, 1995
    • Zarina Holdings C.V.
    • Chris A. Rice
    • E04 - BUILDING
  • Information Patent Grant

    Relief valve
    • Patent number 5,363,878
    • Issue date Nov 15, 1994
    • Zarina Holdings C.V.
    • David S. Atkins
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Swimming pool cleaner components
    • Patent number 5,315,728
    • Issue date May 31, 1994
    • Zarina Holding C.V.
    • David S. Atkins
    • E04 - BUILDING
  • Information Patent Grant

    Automatic swimming pool cleaner
    • Patent number D346888
    • Issue date May 10, 1994
    • Zarina Holding C.V.
    • William Stone
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Counterbalance for an automatic swimming pool cleaner head
    • Patent number D343035
    • Issue date Jan 4, 1994
    • Zarina Holding, C.V.
    • Dieter H. F. Kallenbach
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Counterbalance for an automatic swimming pool cleaner head
    • Patent number D343034
    • Issue date Jan 4, 1994
    • Zarina Holding, C.V.
    • Dieter H. F. Kallenbach
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Debris trap
    • Patent number 5,269,913
    • Issue date Dec 14, 1993
    • Zarina Holding C.V.
    • David S. Atkins
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Automatic swimming pool cleaner
    • Patent number D325796
    • Issue date Apr 28, 1992
    • Zarina Holding C.V.
    • Dieter H. F. Kallenbach
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Automatic relief valve
    • Patent number 5,105,848
    • Issue date Apr 21, 1992
    • Zarina Holding C.V.
    • Dieter H. F. Kallenbach
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    In-line debris trap for swimming pool filtration system
    • Patent number 5,100,541
    • Issue date Mar 31, 1992
    • Zarina Holding C.V.
    • Dieter H. F. Kallenbach
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL